Android使用HttpURLConnection上传文件

package com.jiepu.lucene5_2;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import javax.net.ssl.HttpsURLConnection;

import net.sf.jmimemagic.Magic;
import net.sf.jmimemagic.MagicException;
import net.sf.jmimemagic.MagicMatch;
import net.sf.jmimemagic.MagicMatchNotFoundException;
import net.sf.jmimemagic.MagicParseException;


public class HttpPostUploadUtil {

	private static String urlStr = "http://127.0.0.1:9090/xxxx/index.html";
	/**
	 * @param args
	 * @throws MagicException 
	 * @throws MagicMatchNotFoundException 
	 * @throws MagicParseException 
	 */
	public static void main(String[] args) throws Exception {
		
		if(false)
		{
			String filepath = "d:\\test.jpg";
			MagicMatch match = Magic.getMagicMatch(new File(filepath), true, false);
			String contentType = match.getMimeType();
			System.out.println(contentType);
			return ;
		}
		//test001();
		test002();
	}

	
	private static void test002() {
		
		Map params = new HashMap();
		params.put("module", "upload");
		params.put("action", "uploadPhoto");
		
		System.out.println(sendPOSTRequest(urlStr,params,"utf-8"));
	}


	private static void test001() {
		
		String filepath = "d:\\test.jpg";

		
		Map params = new HashMap();
		params.put("module", "upload");
		params.put("action", "uploadPhoto");

		Map fileMap = new HashMap();
		fileMap.put("file", filepath);
		fileMap.put("file1", "d:\\test.html");
		fileMap.put("file2", "d:\\test.png");
		
		String ret = formUpload(urlStr, params, null,"image/jpg");
		System.out.println(ret);
	}


	/**
	 * 发送Post请求
	 * @param path 请求路径
	 * @param params 请求参数
	 * @param encoding 编码
	 * @return 请求是否成功
	 */
	public static boolean sendPOSTRequest(String path, Map params, String encoding) {
		//  title=liming&timelength=90
		try {
			StringBuilder data = new StringBuilder();
			if(params!=null && !params.isEmpty()){
				for(Map.Entry entry : params.entrySet()){
					data.append(entry.getKey()).append("=");
					data.append(URLEncoder.encode(entry.getValue(), encoding));
					data.append("&");
				}
				data.deleteCharAt(data.length() - 1);
			}
			byte[] entity = data.toString().getBytes();//生成实体数据
			URL url=new URL(path);
			
			// 下面开始测试
			HttpURLConnection conn = (HttpURLConnection) url.openConnection();					
			conn.setConnectTimeout(5000);
			conn.setRequestMethod("POST");
			conn.setDoOutput(true);//允许对外输出数据
			conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
			conn.setRequestProperty("Content-Length", String.valueOf(entity.length));
			OutputStream outStream = conn.getOutputStream();
			outStream.write(entity);
			
			//conn.connect();// 敏感api
			
			conn.connect();
			
			if(conn.getResponseCode() == 200){
				
				return true;
			}else{
				return false;
			}
		} catch (Exception e) {
			e.printStackTrace();
			
			return false;
		} 
	}
	
	/**
	 * 上传图片
	 * @param urlStr
	 * @param textMap
	 * @param fileMap
	 * @return
	 */
	public static String formUpload(String urlStr, Map textMap, Map fileMap,String contentType) {
		String res = "";
		HttpURLConnection conn = null;
		String BOUNDARY = "---------------------------123821742118716"; //boundary就是request头和上传文件内容的分隔符  
		try {
			URL url = new URL(urlStr);
			conn = (HttpURLConnection) url.openConnection();
			conn.setConnectTimeout(10000);
			conn.setReadTimeout(10000);
			conn.setDoOutput(true);
			conn.setDoInput(true);
			conn.setUseCaches(false);
			conn.setRequestMethod("POST");
			conn.setRequestProperty("Connection", "Keep-Alive");
			conn.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows; U; Windows NT 6.1; zh-CN; rv:1.9.2.6)");
			conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);

			OutputStream out = new DataOutputStream(conn.getOutputStream());
			// text  
			if (textMap != null) {
				StringBuffer strBuf = new StringBuffer();
				Iterator> iter = textMap.entrySet().iterator();
				while (iter.hasNext()) {
					Map.Entry entry = iter.next();
					String inputName = (String) entry.getKey();
					String inputValue = (String) entry.getValue();
					if (inputValue == null) {
						continue;
					}
					strBuf.append("\r\n").append("--").append(BOUNDARY).append("\r\n");
					strBuf.append("Content-Disposition: form-data; name=\"" + inputName + "\"\r\n\r\n");
					strBuf.append(inputValue);
				}
				out.write(strBuf.toString().getBytes());
				System.out.println(strBuf.toString());
			}

			// file  
			if (fileMap != null) {
				Iterator> iter = fileMap.entrySet().iterator();
				while (iter.hasNext()) {
					Map.Entry entry = iter.next();
					String inputName = (String) entry.getKey();
					String inputValue = (String) entry.getValue();
					if (inputValue == null) {
						continue;
					}
					File file = new File(inputValue);
					String filename = file.getName();
					//MagicMatch match = Magic.getMagicMatch(file, false, true);
					//String contentType = match.getMimeType();
					//String contentType = "application/octet-stream";

					StringBuffer strBuf = new StringBuffer();
					strBuf.append("\r\n").append("--").append(BOUNDARY).append("\r\n");
					strBuf.append("Content-Disposition: form-data; name=\"" + inputName + "\"; filename=\"" + filename + "\"\r\n");
					strBuf.append("Content-Type:" + contentType + "\r\n\r\n");

					out.write(strBuf.toString().getBytes());

					DataInputStream in = new DataInputStream(new FileInputStream(file));
					int bytes = 0;
					byte[] bufferOut = new byte[1024];
					while ((bytes = in.read(bufferOut)) != -1) {
						out.write(bufferOut, 0, bytes);
					}
					in.close();
				}
			}

			byte[] endData = ("\r\n--" + BOUNDARY + "--\r\n").getBytes();
			out.write(endData);
			out.flush();
			out.close();

			// 读取返回数据  
			StringBuffer strBuf = new StringBuffer();
			BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
			String line = null;
			while ((line = reader.readLine()) != null) {
				strBuf.append(line).append("\n");
			}
			res = strBuf.toString();
			reader.close();
			reader = null;
		} catch (Exception e) {
			System.out.println("发送POST请求出错。" + urlStr);
			e.printStackTrace();
		} finally {
			if (conn != null) {
				conn.disconnect();
				conn = null;
			}
		}
		return res;
	}

}